⚡

Advanced Page Speed Test

Core Web Vitals Analysis - Mobile & Desktop

Result for: microsoft.com

Tested at: 2026-06-19 04:35:03

📱 Mobile Insights
92

优秀

First Contentful Paint 0.12s Good
Largest Contentful Paint 0.3s Good
Cumulative Layout Shift 0.05 Good
Total Blocking Time 330ms Needs Work
Speed Index 0.08s Good

⏱️ Timing Breakdown

DNS
Connect
SSL
Server
Download
DNS Lookup3ms
TCP Connection18ms
SSL Handshake35ms
Server Response (TTFB)103ms
Content Download1ms
Total103ms

📄 Page Info

Page Size 197 KB
HTTP Status 200

⚠️ Issues Found

⚠️

Render Blocking Resources

7 CSS/JS files block rendering

Impact: High
⚠️

Images Without Dimensions

2 images missing width/height (causes CLS)

Impact: High
🖥️ Desktop Insights
92

优秀

First Contentful Paint 0.11s Good
Largest Contentful Paint 0.29s Good
Cumulative Layout Shift 0.05 Good
Total Blocking Time 330ms Needs Work
Speed Index 0.08s Good

⏱️ Timing Breakdown

DNS
Connect
SSL
Server
Download
DNS Lookup3ms
TCP Connection18ms
SSL Handshake35ms
Server Response (TTFB)93ms
Content Download1ms
Total94ms

📄 Page Info

Page Size 197 KB
HTTP Status 200

⚠️ Issues Found

⚠️

Render Blocking Resources

7 CSS/JS files block rendering

Impact: High
⚠️

Images Without Dimensions

2 images missing width/height (causes CLS)

Impact: High